Ultimate Boot CD

Hello,

what must i do - to start the registy edit or regedit after boot with the ultimate boot cd 4.1.1. ? (Win XP SP3)

it´s start the blue menü:
-Mainboard Tools
-Hard Disk Tools
-Filesystem Tools
-Other Tools
-User-defined Tools
-DOS/Linux Boot Disks
*Boot First Hard Disk
*Boot Second Hard Disk

what must i do to start registry edit?

thank you!
chrissmily
(after a system crash, is my win xp not starting. i must do some changes in the registry - to repair my win xp)